64883975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{1103}}^1$

素因数の和:1307

約数の個数: 24

約数和(自身を含む): 87202752

約数和(自身を除く): 22318777

約数列:

[1, 5, 13, 25, 65, 181, 325, 905, 1103, 2353, 4525, 5515, 11765, 14339, 27575, 58825, 71695, 199643, 358475, 998215, 2595359, 4991075, 12976795, 64883975]

約数ペア:

[(1, 64883975), (5, 12976795), (13, 4991075), (25, 2595359), (65, 998215), (181, 358475), (325, 199643), (905, 71695), (1103, 58825), (2353, 27575), (4525, 14339), (5515, 11765)]